CAS 897383-62-9|AST-1306

Introduction:Basic information about CAS 897383-62-9|AST-1306, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameAST-1306
CAS Number897383-62-9Molecular Weight448.877
Density1.4±0.1 g/cm3Boiling Point655.0±55.0 °C at 760 mmHg
Molecular FormulaC24H18ClFN4O2Melting Point/
MSDS/Flash Point349.9±31.5 °C

Names

NameN-[4-[3-chloro-4-[(3-fluorophenyl)methoxy]anilino]quinazolin-6-yl]prop-2-enamide
SynonymMore Synonyms

AST-1306 BiologicalActivity

DescriptionAST1306 is a selective, irreversible EGFR and ErbB2 inhibitor with IC50s of 0.5 and 3 nM, respectively.
Related CatalogResearch Areas >>Cancer
Target

EGFR:0.5 nM (IC50)

ErbB2:3 nM (IC50)

EGFRL858R/T790M:12 nM (IC50)

In VitroAST1306 induces a significant, concentration-dependent inhibition of the growth of HIH3T3-EGFR T790M/L858R cells. In addition, AST1306 effectively inhibits EGFR phosphorylation in HIH3T3-EGFR T790M/L858R cells. AST1306 inhibits the growth of NCI-H1975 cells that harbor the EGFR T790M/L858R mutation in a concentration-dependent manner, and blocks phosphorylation of EGFR and downstream pathways as well. AST1306 inhibits the phosphorylation of EGFR and ErbB2, and downstream signaling in human cancer cells. AST1306 inhibits the proliferation of human cancer cells, with ErbB2-overexpressing cells exhibiting more sensitivity[1].
In VivoAST1306 potently suppresses tumor growth in ErbB2-overexpressing adenocarcinoma xenograft and FVB-2/Nneu transgenic breast cancer mouse models, but weakly inhibits the growth of EGFR-overexpressing tumor xenografts. Tumor growth inhibition induced by a single dose of AST1306 in the SK-OV-3 xenograft model is accompanied by a rapid (within 2 h) and sustained (≥24 h) inhibition of both EGFR and ErbB2, consistent with an irreversible inhibition mechanism[1].
Cell AssayCells are seeded into 96-well plates and grown for 24 h. The cells are then treated with increasing concentrations of AST1306 and grown for a further 72 h. Cell proliferation is evaluated using the SRB (Sulforhodamine B) assay[1].
Animal AdminMice: Mice are administered AST1306 at dosage of 100, 50 and 25 mg/kg twice daily and treated with lapatinib (50 mg/kg) as comparison. Tumors are measured twice a week in two dimensions, using a caliper, and the tumor volume is calculated according to the formula L×W×W/2[1].
References

[1]. Xie H, Lin L, Tong L et al. AST1306, a novel irreversible inhibitor of the epidermal growth factor receptor 1 and 2, exhibits antitumor activity both in vitro and in vivo. PLoS One. 2011;6(7):e21487.

Chemical & Physical Properties

Density1.4±0.1 g/cm3
Boiling Point655.0±55.0 °C at 760 mmHg
Molecular FormulaC24H18ClFN4O2
Molecular Weight448.877
Flash Point349.9±31.5 °C
Exact Mass448.110229
PSA79.63000
LogP5.02
Vapour Pressure0.0±2.0 mmHg at 25°C
Index of Refraction1.700
InChIKeyMVZGYPSXNDCANY-UHFFFAOYSA-N
SMILESC=CC(=O)Nc1ccc2ncnc(Nc3ccc(OCc4cccc(F)c4)c(Cl)c3)c2c1
Storage condition2-8℃

Synonyms

2-Propenamide, N-[4-[[3-chloro-4-[(3-fluorophenyl)methoxy]phenyl]amino]-6-quinazolinyl]-
cc-669
AST 1306
N-[4-({3-Chloro-4-[(3-fluorobenzyl)oxy]phenyl}amino)-6-quinazolinyl]acrylamide
QCR-149
AST-1306
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